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43147 (1999 XO105)
Classification: Main-belt Asteroid          SPK-ID: 2043147
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 32 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2702837230336843 3.0353e-08  
a 2.587774121375115 8.7731e-09 au
q 1.888340897479628 7.7854e-08 au
i 4.588773667198951 3.6179e-06 deg
node 33.49796880441199 5.3789e-05 deg
peri 335.6409844116796 5.4473e-05 deg
M 107.1920841421769 1.0775e-05 deg
tp 2458943.760705965626
(2020-Apr-04.26070597)
4.3961e-05 TDB
period 1520.50542870492
4.16
7.7323e-06
2.117e-08
d
yr
n .236763376969083 1.204e-09 deg/d
Q 3.287207345270602 1.1144e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1621  
   data-arc span      15561 days (42.60 yr)  
   first obs. used      1978-10-04  
   last obs. used      2021-05-12  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .5024  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-08 21:02:56  

Additional Information
 Earth MOID = .8883 au 
 Jupiter MOID = 2.17745 au 
 T_jup = 3.364 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.47   n/a E2021B10  

43147 (1999 XO105)          Discovered 1999-Dec-08 by Shiozawa, H., Urata, T. at Nachi-Katsuura
Reference: 20020624/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1999 XO105 = 1978 TY2 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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